<template>
    <div>
        <el-row class="tac">
            <el-col :span="24">
                <h4>科目</h4>
                <el-menu
                        default-active="2"
                        class="el-menu-vertical-demo"
                        @open="handleOpen"
                        @close="handleClose"
                        background-color="#545c64"
                        text-color="#fff"
                        active-text-color="#ffd04b">
                    <el-sub-menu index="1">
                        <template slot="title">
                            <i class="el-icon-location"></i>
                            <span>导航一</span>
                        </template>
                        <el-menu-item-group>
                            <template slot="title">分组一</template>
                            <el-menu-item index="1-1">选项1</el-menu-item>
                            <el-menu-item index="1-2">选项2</el-menu-item>
                        </el-menu-item-group>
                        <el-menu-item-group title="分组2">
                            <el-menu-item index="1-3">选项3</el-menu-item>
                        </el-menu-item-group>
                        <el-sub-menu index="1-4">
                            <template slot="title">选项4</template>
                            <el-menu-item index="1-4-1">选项1</el-menu-item>
                        </el-sub-menu>
                    </el-sub-menu>
                    <el-menu-item index="2">
                        <i class="el-icon-menu"></i>
                        <span slot="title">导航二</span>
                    </el-menu-item>
                    <el-menu-item index="3">
                        <i class="el-icon-document"></i>
                        <span slot="title">导航三</span>
                    </el-menu-item>
                    <el-menu-item index="4">
                        <i class="el-icon-setting"></i>
                        <span slot="title">导航四</span>
                    </el-menu-item>
                    <el-menu-item index="5">
                        <i class="el-icon-circle-plus-outline" style="color: white"></i>
                    </el-menu-item>
                </el-menu>
            </el-col>
        </el-row>
    </div>
</template>

<script>
    export default {
        name: 'JotterNav',
        setup() {
            function handleOpen(key, keyPath) {
                console.log(key, keyPath)
            }

            function handleClose(key, keyPath) {
                console.log(key, keyPath)
            }

            return {
                handleOpen,
                handleClose
            }
        }

    }
</script>

<style scoped>
    /*el-menu-item {*/
    /**/
    /*}*/
</style>
